The data below represent commute times (in minutes) and scores on a well-being survey. Complete parts (a) through (d) below. Commute Time (minutes), x Well-Being Index Score, y 15 25 40 60 105 D 69.1 68.1 67.2 66.3 65.1 64.4 62.5 84 O D. For every unit increase in index score, the commute time falls by . on average. (Round to three decimal places as needed.) O E. It is not appropriate to interpret the y-intercept because a commute time of zero minutes does not make sense and the value of zero minutes is much smaller than those observed in the data set. (c) Predict the well-being index of a person whose commute time is 30 minutes. The predicted index score is (Round to one decimal place as needed.) (d) Suppose Barbara has a 20-minute commute and scores 66.9 on the survey, Is Barbara more "well-off" than the typical individual who has a 20-minute commute? Select the correct choice below and fill in the answer box to complete your choice. (Round to one decimal place as needed.) O A. No, Barbara is less well-off because the typical individual who has a 20-minute commute scores O B. Yes, Barbara is more well-off because the typical individual who has a 20-minute commute scores

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The data below represent commute times (in minutes) and scores on a well-being survey. Complete parts (a) through (d) below.
Question Help v
Commute Time (minutes), x
Well-Being Index Score, y
15
25
40
69.1 68.1 67.2 66.3 65.1 64.4 62.5
60
84
105 D
O D. For every unit increase in index score, the commute time falls by
(Round to three decimal places as needed.)
on average.
O E. It is not appropriate to interpret the y-intercept because a commute time of zero minutes does not make sense and the value of zero minutes is much smaller than those observed in the data set.
(c) Predict the well-being index of a person whose commute time is 30 minutes.
The predicted index score is
(Round to one decimal place as needed.)
(d) Suppose Barbara has a 20-minute commute and scores 66.9 on the survey, Is Barbara more "well-off" than the typical individual who has a 20-minute commute? Select the correct choice below and fill in the answer box to
complete your choice.
(Round to one decimal place as needed.)
O A. No, Barbara is less well-off because the typical individual who has a 20-minute commute scores
O B. Yes, Barbara is more well-off because the typical individual who has a 20-minute commute scores
Click to select your answer(s).
D 7:56
acer
esc
2$
%
8.
#3
6.
2
y
Transcribed Image Text:The data below represent commute times (in minutes) and scores on a well-being survey. Complete parts (a) through (d) below. Question Help v Commute Time (minutes), x Well-Being Index Score, y 15 25 40 69.1 68.1 67.2 66.3 65.1 64.4 62.5 60 84 105 D O D. For every unit increase in index score, the commute time falls by (Round to three decimal places as needed.) on average. O E. It is not appropriate to interpret the y-intercept because a commute time of zero minutes does not make sense and the value of zero minutes is much smaller than those observed in the data set. (c) Predict the well-being index of a person whose commute time is 30 minutes. The predicted index score is (Round to one decimal place as needed.) (d) Suppose Barbara has a 20-minute commute and scores 66.9 on the survey, Is Barbara more "well-off" than the typical individual who has a 20-minute commute? Select the correct choice below and fill in the answer box to complete your choice. (Round to one decimal place as needed.) O A. No, Barbara is less well-off because the typical individual who has a 20-minute commute scores O B. Yes, Barbara is more well-off because the typical individual who has a 20-minute commute scores Click to select your answer(s). D 7:56 acer esc 2$ % 8. #3 6. 2 y
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